The practice of identifying baseball players by number was started by the Yankees in 1929.
64
A 'face-off' in hockey was originally called a 'puck-off'.
70
It takes 3,000 cows to supply the NFL with enough leather for a year's supply of footballs.
73
The Stanley Cup originally was only seven and a half inches high.
41
Each year, 30,000 people are seriously injured by exercise equipment.
46
Most NASCAR Teams use nitrogen in their tires instead of air.
62
There is a growing sport in Berlin and London called Chess Boxing. Players alternate between a round of chess and a round of boxing until one is declared winner either by checkmate, KO, or technical stoppage.
8
There is a sport called Banzai Skydiving. You throw the parachute out of the airplane first and then jump after it.
17